MyDay displays all open Salesforce Tasks & Events and TaskRay Tasks (when applicable) in a configurable table. The table has 3 available views: Today, Overdue, and All. Click any view to filter to a specific subset of tasks.

Click on any dotted underline to edit a field. Clicking on Subject, Related Name, and Related To will take you to the source record, so in these cases you will want to click on the word edit to modify.